Grade boundaries

Edexcel International AS and A level Chemistry XCH11/YCH11 grade boundaries January 2026

The least raw mark that reached each grade in January 2026, as Edexcel printed it, for the whole subject and each paper.

From Edexcel’s grade boundaries for January 2026: the board’s document.

GradeWCH11/1out of 80WCH11/1Aout of 80WCH12/2out of 80WCH12/2Aout of 80WCH13/3out of 50WCH13/3Aout of 50WCH14/4out of 90WCH14/4Aout of 90WCH15/5out of 90WCH15/5Aout of 90WCH16/6out of 50WCH16/6Aout of 50
A*––––––818173734141
A636360603537727366663737
B555552523032636459593333
C474744442628545552522929
D393936362224464745452626
E323229291820383939392323

Marks for each grade

Paper WCH11/1

  • 63 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade A in January 2026.
  • 55 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade B in January 2026.
  • 47 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade C in January 2026.
  • 39 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade D in January 2026.
  • 32 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade E in January 2026.

Paper WCH11/1A

  • 63 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1A was a grade A in January 2026.
  • 55 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1A was a grade B in January 2026.
  • 47 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1A was a grade C in January 2026.
  • 39 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1A was a grade D in January 2026.
  • 32 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1A was a grade E in January 2026.

Paper WCH12/2

  • 60 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade A in January 2026.
  • 52 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade B in January 2026.
  • 44 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade C in January 2026.
  • 36 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade D in January 2026.
  • 29 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade E in January 2026.

Paper WCH12/2A

  • 60 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2A was a grade A in January 2026.
  • 52 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2A was a grade B in January 2026.
  • 44 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2A was a grade C in January 2026.
  • 36 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2A was a grade D in January 2026.
  • 29 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2A was a grade E in January 2026.

Paper WCH13/3

  • 35 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade A in January 2026.
  • 30 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade B in January 2026.
  • 26 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade C in January 2026.
  • 22 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade D in January 2026.
  • 18 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade E in January 2026.

Paper WCH13/3A

  • 37 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3A was a grade A in January 2026.
  • 32 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3A was a grade B in January 2026.
  • 28 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3A was a grade C in January 2026.
  • 24 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3A was a grade D in January 2026.
  • 20 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3A was a grade E in January 2026.

Paper WCH14/4

  • 81 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade A* in January 2026.
  • 72 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade A in January 2026.
  • 63 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade B in January 2026.
  • 54 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade C in January 2026.
  • 46 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade D in January 2026.
  • 38 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade E in January 2026.

Paper WCH14/4A

  • 81 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4A was a grade A* in January 2026.
  • 73 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4A was a grade A in January 2026.
  • 64 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4A was a grade B in January 2026.
  • 55 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4A was a grade C in January 2026.
  • 47 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4A was a grade D in January 2026.
  • 39 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4A was a grade E in January 2026.

Paper WCH15/5

  • 73 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade A* in January 2026.
  • 66 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade A in January 2026.
  • 59 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade B in January 2026.
  • 52 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade C in January 2026.
  • 45 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade D in January 2026.
  • 39 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade E in January 2026.

Paper WCH15/5A

  • 73 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5A was a grade A* in January 2026.
  • 66 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5A was a grade A in January 2026.
  • 59 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5A was a grade B in January 2026.
  • 52 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5A was a grade C in January 2026.
  • 45 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5A was a grade D in January 2026.
  • 39 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5A was a grade E in January 2026.

Paper WCH16/6

  • 41 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade A* in January 2026.
  • 37 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade A in January 2026.
  • 33 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade B in January 2026.
  • 29 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade C in January 2026.
  • 26 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade D in January 2026.
  • 23 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade E in January 2026.

Paper WCH16/6A

  • 41 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6A was a grade A* in January 2026.
  • 37 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6A was a grade A in January 2026.
  • 33 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6A was a grade B in January 2026.
  • 29 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6A was a grade C in January 2026.
  • 26 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6A was a grade D in January 2026.
  • 23 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6A was a grade E in January 2026.